CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Statement Of Income And Comprehensive Income [Abstract]
Net income (loss)	$ 2,936	$ (4,160)
Other comprehensive (loss) income:
Unrealized (loss) income on valuation of swap agreements	(13,306)	5,653
Reclassification of realized interest on swap agreements	(551)	363
Other comprehensive (loss) income	(13,857)	6,016
Comprehensive (loss) income	(10,921)	1,856
Comprehensive loss attributable to noncontrolling interests	11,581	10,325
Comprehensive income attributable to Acadia	$ 660	$ 12,181